ZA201105807B - Inhibition of water formed scale in acid conditions - Google Patents
Inhibition of water formed scale in acid conditionsInfo
- Publication number
- ZA201105807B ZA201105807B ZA2011/05807A ZA201105807A ZA201105807B ZA 201105807 B ZA201105807 B ZA 201105807B ZA 2011/05807 A ZA2011/05807 A ZA 2011/05807A ZA 201105807 A ZA201105807 A ZA 201105807A ZA 201105807 B ZA201105807 B ZA 201105807B
- Authority
- ZA
- South Africa
- Prior art keywords
- inhibition
- water formed
- acid conditions
- formed scale
- scale
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
- C02F5/08—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents
- C02F5/10—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances
- C02F5/14—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances containing phosphorus
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/10—Nature of the water, waste water, sewage or sludge to be treated from quarries or from mining activities
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/16—Nature of the water, waste water, sewage or sludge to be treated from metallurgical processes, i.e. from the production, refining or treatment of metals, e.g. galvanic wastes
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/22—Nature of the water, waste water, sewage or sludge to be treated from the processing of animals, e.g. poultry, fish, or parts thereof
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Water Supply & Treatment (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Treatment Of Sludge (AREA)
- Removal Of Specific Substances (AREA)
- Medicines Containing Material From Animals Or Micro-Organisms (AREA)
- Coloring Foods And Improving Nutritive Qualities (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/371,674 US20090294373A1 (en) | 2008-05-30 | 2009-02-16 | Inhibition of water formed scale in acid conditions |
PCT/US2010/024214 WO2010094004A2 (en) | 2009-02-16 | 2010-02-15 | Inhibitiion of water formed scale in acid conditions |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA201105807B true ZA201105807B (en) | 2012-04-25 |
Family
ID=42342570
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA2011/05807A ZA201105807B (en) | 2009-02-16 | 2011-08-08 | Inhibition of water formed scale in acid conditions |
Country Status (11)
Country | Link |
---|---|
US (1) | US20090294373A1 (es) |
CN (1) | CN102317220A (es) |
AU (1) | AU2010213564A1 (es) |
BR (1) | BRPI1005953A2 (es) |
CL (1) | CL2010000128A1 (es) |
MA (1) | MA33039B1 (es) |
PL (1) | PL396134A1 (es) |
RU (1) | RU2011133781A (es) |
TN (1) | TN2011000386A1 (es) |
WO (1) | WO2010094004A2 (es) |
ZA (1) | ZA201105807B (es) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102139968B (zh) * | 2011-01-28 | 2012-09-05 | 南京工大开元化学有限公司 | 高效低磷缓蚀阻垢剂及其制备方法和应用 |
WO2013169894A1 (en) * | 2012-05-09 | 2013-11-14 | Hercules Incorporated | Sulfate scale control in low ph aqueous systems |
US10759662B2 (en) * | 2018-03-12 | 2020-09-01 | Solenis Technologies, L.P. | Systems and methods for reducing formation of scale in phosphoric acid production |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1451608A (en) * | 1972-11-08 | 1976-10-06 | Fisons Ltd | Process for reducing calcium sulphate scale formation |
US4221769A (en) * | 1972-11-08 | 1980-09-09 | Fisons Limited | Process for preventing the formation of calcium sulphate scale |
US4332779A (en) * | 1980-11-24 | 1982-06-01 | American Cyanamid Company | Phosphoric acid filtration process |
US4800071A (en) * | 1988-05-03 | 1989-01-24 | Nalco Chemical Company | Filtration aids for removal of calcium solids from aqueous phosphoric acid |
US5009873A (en) * | 1990-01-29 | 1991-04-23 | Nalco Chemical Company | Crystal modification in wet process phosphoric acid production |
US5062962A (en) * | 1990-05-04 | 1991-11-05 | Betz Laboratories, Inc. | Methods of controlling scale formation in aqueous systems |
US5080801A (en) * | 1991-04-03 | 1992-01-14 | Nalco Chemical Company | Mixed polymers for preventing scale caused by mineral processing water |
US5211928A (en) * | 1991-10-15 | 1993-05-18 | Calgon Corporation | Method of improving gypsum slurry filtration in the production of phosphoric acid |
US5120519A (en) * | 1991-11-04 | 1992-06-09 | Nalco Chemical Company | Scale control in phosphoric acid manufacture |
US6932909B2 (en) * | 2002-01-15 | 2005-08-23 | Kroff Chemical Company, Inc. | Method of treating mine drainage |
US20070045189A1 (en) * | 2005-08-31 | 2007-03-01 | General Electric Company | Acid mine water demineralization methods |
-
2009
- 2009-02-16 US US12/371,674 patent/US20090294373A1/en not_active Abandoned
-
2010
- 2010-02-15 PL PL396134A patent/PL396134A1/pl not_active Application Discontinuation
- 2010-02-15 CN CN2010800081070A patent/CN102317220A/zh active Pending
- 2010-02-15 BR BRPI1005953A patent/BRPI1005953A2/pt not_active Application Discontinuation
- 2010-02-15 WO PCT/US2010/024214 patent/WO2010094004A2/en active Application Filing
- 2010-02-15 MA MA34082A patent/MA33039B1/fr unknown
- 2010-02-15 AU AU2010213564A patent/AU2010213564A1/en not_active Abandoned
- 2010-02-15 CL CL2010000128A patent/CL2010000128A1/es unknown
- 2010-02-15 RU RU2011133781/05A patent/RU2011133781A/ru not_active Application Discontinuation
-
2011
- 2011-08-08 TN TN2011000386A patent/TN2011000386A1/fr unknown
- 2011-08-08 ZA ZA2011/05807A patent/ZA201105807B/en unknown
Also Published As
Publication number | Publication date |
---|---|
WO2010094004A3 (en) | 2010-12-16 |
WO2010094004A2 (en) | 2010-08-19 |
CN102317220A (zh) | 2012-01-11 |
AU2010213564A1 (en) | 2011-10-06 |
TN2011000386A1 (en) | 2013-03-27 |
PL396134A1 (pl) | 2011-12-05 |
BRPI1005953A2 (pt) | 2016-02-10 |
US20090294373A1 (en) | 2009-12-03 |
RU2011133781A (ru) | 2013-03-27 |
MA33039B1 (fr) | 2012-02-01 |
CL2010000128A1 (es) | 2011-04-08 |
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